<!DOCTYPE html>
<html lang="en">
<head>
    <meta http-equiv="Content-Type"; content="multipart/form-data; charset=utf-8"/>
    <title>Title</title>
</head>
<body>
<h1>hello springboot</h1>
<form method="post" action="/upload" enctype="multipart/form-data">
    <input type="file" name="file" />
    <input type="submit" value="上传">
</form>
<br>
<a href="/download">下载</a>
</body>
</html>